Top 1000+ Solved Horticultural Science MCQ Questions Answer

From 706 to 720 of 884

Q. Aromatic biosynthesis in plants takes place by

a. Shikimic acid pathway

b. Acetate hypothesis

c. Both

d. None of above

  • d. None of above

Q. Tea leaves contains

a. Tannins

b. Alkaloids

c. Alkaloids and tannins

d. None of above

  • c. Alkaloids and tannins

Q. Which plant contain cardio active glycoside

a. Digitalis spp.

b. Cardamom

c. Ginseng

d. Lemon spp.

  • b. Cardamom

Q. Coriander contain volatile oil

a. 0.8%

b. 1.8%

c. 2.8%

d. 5%

  • a. 0.8%

Q. Alkaloids are

a. Alkali like compounds

b. Neutral compounds

c. Basic compound

d. Complex nitrogen compound

  • b. Neutral compounds

Q. Molaurty is defined as number of moles of solute per

a. 100 Liters of solution

b. 10 liter of solution

c. 1000 liter of solution

d. 1 liter of solution

  • d. 1 liter of solution

Q. In scientific literature referencing is necessary to :

a. Help reader verify the quoted facts

b. Avoid plagiarizing

c. Enable readers to follow up

d. All of above

  • d. All of above

Q. In the case of uniform experimental material which experiment design is most suitable.

a. RCBD

b. Latin Square

c. CRD

d. None of above

  • c. CRD

Q. In case of two sources of variation, which experimental design is suitable.

a. CRD

b. RCBD

c. Latin Square

d. ANOVA

  • c. Latin Square

Q. In order to decrease standard error

a. Number of treatment should be increased

b. Size of experimental blocks should be increased

c. Number of people taking observation to be increased

d. Replication numbers should be increased

  • d. Replication numbers should be increased

Q. Tetrazolium chloride test is used for

a. Estimation of chlorine in leaves

b. Detection of nitrogen content

c. Viability of seeds

d. None of above

  • c. Viability of seeds

Q. In Pakistan consumption of fruits and vegetables

a. Is equal ratio

b. Fruit is more

c. Vegetables is more

d. According to WHO standard

  • c. Vegetables is more

Q. High temperature before harvest in plums causes ________

a. Die back

b. Kelsey spot

c. Powdery mildew

d. Sun burn

  • b. Kelsey spot

Q. Ammonia is converted into ________ by bacteria during first step:

a. Nitrites

b. Nitrides

c. Nitrates

d. N

  • a. Nitrites
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